January 2016
Beginner
204 pages
3h 54m
English
Content preview from Learning iOS Penetration TestingBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Insecure storage in keychain
Keychain is a secure location in an iOS where data is encrypted and tied to the device locking/unlocking. The keychain database is in an encrypted format and the encryption happens with a unique hardware-specific key. The hardware key that is used for the encryption is at a secure location and can't be extracted from the device. Keychain items are classified into five classes, as follows:
- Generic passwords (
kSecClassGenericPassword) - Internet passwords (
kSecClassInternetPassword) - Certificates (
kSecClassCertificate) - Keys (
kSecClassKey) - Digital identities (
kSecClassIdentity, identity=certificate + key).
Data protection mechanism has been implemented by iOS, in which the keychain having sensitive data is protected with another ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.